Groivtli and Cell Division in Root of Vicia Faba. i 5 i 



some experiments, records were taken continuously both 

 during day and night. 



The following diagrams (Reference Plates I-III, pp. iSo- 

 182) are tracings of the growth of the roots reproduced, from 

 the glass record plates, and the accompanying tables show the 

 environmental conditions of temperature and moisture, which 

 existed at the hours when readings were taken. The rate of 

 growth per hour during day and night is also given. 



TABLE I (PLATE I). 



1,', mm. 



